Question

5 retain mixed with 20 good one what is the probablity getting good on and bad one

Answer 1

given :

5 retain mixed with 20 good ones

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means total individuals :

20 + 5

25

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probability of getting good one :

$\bold{ \frac{good \: ones}{total \: individuals} } \\ \\ \frac{20}{25} \\ \\ \bold{\frac{4}{5}}$
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$probability \: of \: getting \: bad \: ones : \\ \\ \bold{\frac{bad \: ones}{total \: individuals} }\\ \\ \frac{5}{25} \\ \\ \bold{\frac{1}{5}}$

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Answer 2

Answer: 1/5

Step-by-step explanation:

given :

5 retain mixed with 20 good ones

_______________________________

means total individuals :

20 + 5

25

_______________________________

probability of getting good one :

________________________________

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